31128960

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{523}}^1$

素因数の和:576

約数の個数: 128

約数和(自身を含む): 102620160

約数和(自身を除く): 71491200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 240, 248, 310, 320, 372, 384, 465, 480, 496, 523, 620, 640, 744, 930, 960, 992, 1046, 1240, 1488, 1569, 1860, 1920, 1984, 2092, 2480, 2615, 2976, 3138, 3720, 3968, 4184, 4960, 5230, 5952, 6276, 7440, 7845, 8368, 9920, 10460, 11904, 12552, 14880, 15690, 16213, 16736, 19840, 20920, 25104, 29760, 31380, 32426, 33472, 41840, 48639, 50208, 59520, 62760, 64852, 66944, 81065, 83680, 97278, 100416, 125520, 129704, 162130, 167360, 194556, 200832, 243195, 251040, 259408, 324260, 334720, 389112, 486390, 502080, 518816, 648520, 778224, 972780, 1004160, 1037632, 1297040, 1556448, 1945560, 2075264, 2594080, 3112896, 3891120, 5188160, 6225792, 7782240, 10376320, 15564480, 31128960]

約数ペア:

[(1, 31128960), (2, 15564480), (3, 10376320), (4, 7782240), (5, 6225792), (6, 5188160), (8, 3891120), (10, 3112896), (12, 2594080), (15, 2075264), (16, 1945560), (20, 1556448), (24, 1297040), (30, 1037632), (31, 1004160), (32, 972780), (40, 778224), (48, 648520), (60, 518816), (62, 502080), (64, 486390), (80, 389112), (93, 334720), (96, 324260), (120, 259408), (124, 251040), (128, 243195), (155, 200832), (160, 194556), (186, 167360), (192, 162130), (240, 129704), (248, 125520), (310, 100416), (320, 97278), (372, 83680), (384, 81065), (465, 66944), (480, 64852), (496, 62760), (523, 59520), (620, 50208), (640, 48639), (744, 41840), (930, 33472), (960, 32426), (992, 31380), (1046, 29760), (1240, 25104), (1488, 20920), (1569, 19840), (1860, 16736), (1920, 16213), (1984, 15690), (2092, 14880), (2480, 12552), (2615, 11904), (2976, 10460), (3138, 9920), (3720, 8368), (3968, 7845), (4184, 7440), (4960, 6276), (5230, 5952)]